MongoDB多文档查询

 db.getCollection('transactionCompensation').find(
     {
         "$and":[
             {
                 "status":{
                     "$eq":0
                 }
             },
             {
                 "count":{
                     "$lt":5
                 }
             }
         ]
     }
 );

 {
     "aggregate":"order",
     "pipeline":[
         {
             "$lookup":{
                 "from":"order",
                 "localField":"_id",
                 "foreignField":"_id",
                 "as":"order"
             }
         },
         {
             "$lookup":{
                 "from":"businessOrderHandling",
                 "localField":"_id",
                 "foreignField":"orderId",
                 "as":"businessOrderHandling"
             }
         },
         {
             "$lookup":{
                 "from":"buyerInformationPreparation",
                 "localField":"_id",
                 "foreignField":"orderId",
                 "as":"buyerInformationPreparation"
             }
         },
         {
             "$lookup":{
                 "from":"mortgageAndWarrantOrder",
                 "localField":"_id",
                 "foreignField":"orderId",
                 "as":"mortgageAndWarrantOrder"
             }
         },
         {
             "$lookup":{
                 "from":"slOrder",
                 "localField":"_id",
                 "foreignField":"orderId",
                 "as":"slOrder"
             }
         },
         {
             "$lookup":{
                 "from":"activateTask",
                 "localField":"_id",
                 "foreignField":"orderId",
                 "as":"activateTask"
             }
         },
         {
             "$match":{
                 "activateTask.statementHandling":Object{...},
                 "$and":[
                     {
                         "$or":[
                             {
                                 "businessManCityId":523353
                             },
                             {
                                 "creatorCityId":523353
                             }
                         ]
                     }
                 ]
             }
         }
     ]
 }

 db.businessOrderHandling.find({
     "redemptionHouseHandlingPol.rhHandlingNode": {
         "$elemMatch": {
             "processNode": 'rFloorFinanceAudit',
             "isInAliyun": 0
         }
     }
 });

 db.businessOrderHandling.find({
     "redemptionHouseHandlingPol.rhHandlingNode": {
         "$elemMatch": {
             "processNode": {
                 "$in": ['rFloorFinanceAudit', 'rFloorLoan']
             },
             "isInAliyun": 0
         }
     }
 });

{
    "aggregate":"order",
    "pipeline":[
        {
            "$lookup":{
                "from":"order",
                "localField":"_id",
                "foreignField":"_id",
                "as":"order"
            }
        },
        {
            "$lookup":{
                "from":"mortgageAndWarrantOrder",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"mortgageAndWarrantOrder"
            }
        },
        {
            "$lookup":{
                "from":"buyerInformationPreparation",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"buyerInformationPreparation"
            }
        },
        {
            "$lookup":{
                "from":"slOrder",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"slOrder"
            }
        },
        {
            "$lookup":{
                "from":"businessOrderHandling",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"businessOrderHandling"
            }
        },
        {
            "$lookup":{
                "from":"businessOrderAuditing",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"businessOrderAuditing"
            }
        },
        {
            "$lookup":{
                "from":"activateTask",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"activateTask"
            }
        },
        {
            "$match":{
                "activateTask.slHandling":{
                    "$exists":true
                },
                "slOrder.handlerName":{
                    "$exists":true
                },
                "$and":[
                    {

                    },
                    {

                    }
                ]
            }
        },
        {
            "$project":{
                "_id":"$order._id"
            }
        }
    ]
}

[
    {
        "$lookup":{
            "from":"order",
            "localField":"orderId",
            "foreignField":"_id",
            "as":"order"
        }
    },
    {
        "$match":{
            "order.businessSource.organizationStoreId":"01005201706290948060003000000"
        }
    },
    {
        "$group":{
            "_id":"$feeUseDetail",
            "count":{
                "$sum":1
            },
            "totalLoanCount":{
                "$sum":"$rpFee"
            }
        }
    },
    {
        "$project":{
            "groupById":"$_id",
            "count":1,
            "totalLoanCount":1
        }
    },
    {
        "$sort":{
            "count":-1
        }
    }
]

{
    "aggregate":"order",
    "pipeline":[
        {
            "$lookup":{
                "from":"order",
                "localField":"_id",
                "foreignField":"_id",
                "as":"order"
            }
        },
        {
            "$lookup":{
                "from":"mortgageAndWarrantOrder",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"mortgageAndWarrantOrder"
            }
        },
        {
            "$lookup":{
                "from":"buyerInformationPreparation",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"buyerInformationPreparation"
            }
        },
        {
            "$lookup":{
                "from":"slOrder",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"slOrder"
            }
        },
        {
            "$lookup":{
                "from":"businessOrderHandling",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"businessOrderHandling"
            }
        },
        {
            "$lookup":{
                "from":"businessOrderAuditing",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"businessOrderAuditing"
            }
        },
        {
            "$lookup":{
                "from":"activateTask",
                "localField":"_id",
                "foreignField":"orderId",
                "as":"activateTask"
            }
        },
        {
            "$match":{
                "applyForDate":{
                    "$gte":{
                        "$date":"2017-11-08T16:00:00.000Z"
                    },
                    "$lt":{
                        "$date":"2017-12-01T16:00:00.000Z"
                    }
                },
                "_id":{
                    "$regex":"3ABC-201711220002"
                },
                "businessManId":192493,
                "businessManDeptId":23968115,
                "businessCityId":618012,
                "buyers.name":{
                    "$regex":"阿斯蒂芬"
                },
                "buyers.cellphone":"18878788585",
                "salers.name":{
                    "$regex":"范德萨"
                },
                "salers.cellphone":"18878788585",
                "slOrder._id":"X_ABC-201711220002",
                "slOrder.slCategory":1,
                "activateTask.slHandling":"controlCard",
                "slOrder.handlerName":{
                    "$exists":true
                },
                "$and":[
                    {
                        "$or":[
                            {
                                "buyers.certificateNumber":"234243199202021515"
                            },
                            {
                                "salers.certificateNumber":"234243199202021515"
                            }
                        ]
                    },
                    {
                        "$or":[
                            {
                                "buyers.certificateType":1
                            },
                            {
                                "salers.certificateType":1
                            }
                        ]
                    }
                ]
            }
        },
        {
            "$sort":{
                "applyForDate":-1
            }
        },
        {
            "$skip":0
        },
        {
            "$limit":10
        }
    ]
}

^_^